[PATCH stable v5.4 1/2] ICMPv6: Add ICMPv6 Parameter Problem, code 3 definition

From: Aviraj CJ
Date: Sat Jan 30 2021 - 06:56:11 EST


From: Hangbin Liu <liuhangbin@xxxxxxxxx>

commit b59e286be280fa3c2e94a0716ddcee6ba02bc8ba upstream.

Based on RFC7112, Section 6:

IANA has added the following "Type 4 - Parameter Problem" message to
the "Internet Control Message Protocol version 6 (ICMPv6) Parameters"
registry:

CODE NAME/DESCRIPTION
3 IPv6 First Fragment has incomplete IPv6 Header Chain

Signed-off-by: Hangbin Liu <liuhangbin@xxxxxxxxx>
Signed-off-by: Jakub Kicinski <kuba@xxxxxxxxxx>
Signed-off-by: Aviraj CJ <acj@xxxxxxxxx>
---
include/uapi/linux/icmpv6.h | 1 +
1 file changed, 1 insertion(+)

diff --git a/include/uapi/linux/icmpv6.h b/include/uapi/linux/icmpv6.h
index 2622b5a3e616..9a31ea2ad1cf 100644
--- a/include/uapi/linux/icmpv6.h
+++ b/include/uapi/linux/icmpv6.h
@@ -137,6 +137,7 @@ struct icmp6hdr {
#define ICMPV6_HDR_FIELD 0
#define ICMPV6_UNK_NEXTHDR 1
#define ICMPV6_UNK_OPTION 2
+#define ICMPV6_HDR_INCOMP 3

/*
* constants for (set|get)sockopt
--
2.26.2.Cisco